diff options
| author |   Srikar Dronamraju <srikar@linux.vnet.ibm.com> | 2021-08-26 15:35:19 +0530 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2021-08-27 00:56:54 +1000 |
| commit | 544a09ee7434b949552266d20ece538d35535bd5 (patch) | |
| tree | 6274e8619a0ca403371110048744f7ef6f991a47 /arch/powerpc/mm/numa.c | |
| parent | powerpc/numa: convert printk to pr_xxx (diff) | |
| download | linux-dev-544a09ee7434b949552266d20ece538d35535bd5.tar.xz linux-dev-544a09ee7434b949552266d20ece538d35535bd5.zip | |
powerpc/numa: Print debug statements only when required
Currently, a debug message gets printed every time an attempt to
add(remove) a CPU. However this is redundant if the CPU is already added
(removed) from the node.
Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210826100521.412639-4-srikar@linux.vnet.ibm.com
Diffstat (limited to '')
| -rw-r--r-- | arch/powerpc/mm/numa.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index f4e52581713e..52bc63ee6a6a 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -146,10 +146,10 @@ static void map_cpu_to_node(int cpu, int node) { update_numa_cpu_lookup_table(cpu, node); - pr_debug("adding cpu %d to node %d\n", cpu, node); - - if (!(cpumask_test_cpu(cpu, node_to_cpumask_map[node]))) + if (!(cpumask_test_cpu(cpu, node_to_cpumask_map[node]))) { + pr_debug("adding cpu %d to node %d\n", cpu, node); cpumask_set_cpu(cpu, node_to_cpumask_map[node]); + } } #if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_PPC_SPLPAR) @@ -157,10 +157,9 @@ static void unmap_cpu_from_node(unsigned long cpu) { int node = numa_cpu_lookup_table[cpu]; - pr_debug("removing cpu %lu from node %d\n", cpu, node); - if (cpumask_test_cpu(cpu, node_to_cpumask_map[node])) { cpumask_clear_cpu(cpu, node_to_cpumask_map[node]); + pr_debug("removing cpu %lu from node %d\n", cpu, node); } else { pr_warn("Warning: cpu %lu not found in node %d\n", cpu, node); } |